Question

x f(x)
-4 5
-3 0
-2 -3
-1 -4
0 -3
1 0
2 5

Kara creates the table shown to represent the function ƒ(x) = x2 + 2x - 3.

Determine the zero(s) of the function.
A) x = -3
B) x = -2 and x = 0
C) x = -3 and x = 1
D) x = -4 and x = 2

Answer 1

The answer is C because you need to look at where the f(x) values are zero.

Answer 2

Why is math so hard